Rank	Countries/Territories	Count	Percent
1	United States	480	27.7%
2	China	444	25.7%
3	Japan	302	17.5%
4	Singapore	108	6.2%
5	Germany	90	5.2%
6	Jordan	40	2.3%
7	Netherlands	34	2%
8	France	33	1.9%
9	United Kingdom	23	1.3%
10	Russia	22	1.3%
11	Canada	19	1.1%
12	Taiwan	16	0.9%
13	Poland	12	0.7%
14	Spain	11	0.6%
15	Korea, Republic of	11	0.6%
16	Hong Kong	7	0.4%
17	Bulgaria	7	0.4%
18	Cyprus	7	0.4%
19	Greece	6	0.3%
20	Italy	6	0.3%
21	Thailand	5	0.3%
22	Australia	5	0.3%
23	Pakistan	5	0.3%
24	Iran, Islamic Republic of	3	0.2%
25	Ireland	3	0.2%
26	Israel	3	0.2%
27	Switzerland	3	0.2%
28	Portugal	3	0.2%
29	Chile	3	0.2%
30	Argentina	2	0.1%
31	India	2	0.1%
32	Romania	2	0.1%
33	Malaysia	2	0.1%
34	Philippines	2	0.1%
35	Uganda	2	0.1%
36	Ukraine	1	0.1%
37	Norway	1	0.1%
38	Mexico	1	0.1%
39	Mongolia	1	0.1%
40	Serbia	1	0.1%
41	Slovakia	1	0.1%
42	Latvia	1	0.1%